Backend Developer Jobs in Waltham

Backend Developer jobs in Waltham hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $185,021/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.

Waltham
AI/ML
Data Science
Backend
Frontend
Mobile
DevOps
Web3
Games
Hardware
Robotics
Security
QA
Executive
Networking
Product
Design
Analytics
Support
Enterprise Apps
Quantum

Capacity

capacity.com
AI Enterprise Search & Knowledge Management. Get the right answers at the right time, no matter where knowledge sits in your organization. Capacity Answer Engine® delivers instant, AI-powered answers.
capacity.com • Minneapolis • Saint Louis • Edinburgh • AI Agents • Artificial Intelligence
Minneapolis • Saint Louis • Edinburgh • AI Agents • Artificial Intelligence
Top 25% payVerified live · 1 day ago 3 months ago

Software Engineer, Enablement

$150k – $180k per year • Middle • 3+ years exp • Remote (United States) • Full-Time • Middle
Go
Python
AI/ML
Claude
Copilot
Cursor
Prompt Engineering
Function Calling
LLM Guardrails
DevOps
GitHub
Management
Jira
Linear
Apply
Open 146 daysVerified live · 1 day ago 5 months ago

Software Engineer III, Speech Systems

$115k – $158k per year • Middle • 8+ years exp • Remote (United States) • Full-Time • Middle
C++
Go
Python
Databases
PostgreSQL
RabbitMQ
Redis
AI/ML
Speech Recognition
Text-to-Speech
DevOps
AWS
Docker
Git
Kubernetes
Management
Confluence
Jira
Apply
Report

Speechify

speechify.com
Speechify is a voice AI productivity company best known for its text-to-speech app. It lets users listen to articles, PDFs, books, and web pages, and also offers voice typing, AI summaries, and AI podcasts. The company was founded in 2017 and is centered on accessibility and productivity.
speechify.com • HQ: Miami, United States • Education • AI Agents • Artificial Intelligence • 5000+ employees
HQ: Miami, United States • Education • AI Agents • Artificial Intelligence • 5000+ employees
Top 25% payVerified live · 9 hours ago 1 year ago

Software Engineer, Platform

$140k – $200k per year • Remote • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
Apply
Verified live · 9 hours ago 2 years ago

Software Engineer, Platform

Remote • PhD
Text-to-Speech
DevOps
AWS
Azure
Docker
GCP
Kubernetes
Vercel
Apply
Top 25% payVerified live · 9 hours ago 3 years ago

Software Engineer, Data Infrastructure & Acquisition

$140k – $200k per year • Senior • 5+ years exp • Remote • Bachelor's Degree • Full-Time • Senior
Python
AI/ML
Text-to-Speech
DevOps
Docker
GCP
Terraform
Vercel
Apply
Report

Filevine

filevine.com
Filevine is a leading provider of legal case management software. We are committed to helping law firms streamline their workflows and improve their efficiency. Filevine is a global organization with a mission to help law firms streamline their workflows and improve their efficiency.
filevine.com • Chicago • New York • Prague • Salt Lake City • Columbia • Professional Services • Software • Legal Services
Chicago • New York • Prague • Salt Lake City • Columbia • Professional Services • Software • Legal Services
Verified live · 8 hours ago 3 months ago

Senior Software Development Engineer (Back-end)

$160k – $190k per year • Senior • 10+ years exp • Remote (United States) • Senior
C#
JavaScript
TypeScript
C#
.NET
Entity Framework Core
Databases
OpenSearch
Redis
Neo4j
AI/ML
Claude
Cursor
DevOps
AWS
GitHub
Apply
Top 25% payVerified live · 8 hours ago 3 months ago

Senior Backend Engineer - Python

$165k – $215k per year • Senior • 6+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
Python
Python
FastAPI
Pydantic
structlog
AI/ML
Claude
LLM
Pydantic AI
AI Agents
DevOps
CI/CD
GitLab CI
New Relic
Octopus Deploy
GitLab
QA
Playwright
Pytest
Apply
Open 199 daysVerified live · 8 hours ago 7 months ago

Software Architect I

$167k – $278k per year (Estimated) • Staff+ • Remote (United States) • Full-Time • Architect
C#
Python
Databases
DynamoDB
ElasticSearch
DevOps
AWS
CI/CD
Terraform
Amazon ECS
Amazon Kinesis
Amazon S3
Apply
Report

Patch My PC

patchmypc.com
Simplify IT with Patch My PC's endpoint management software. Automate patching, app updates, reporting, and analytics to save time and boost security.
patchmypc.com • Cybersecurity • Endpoint Security • Information Technology
Cybersecurity • Endpoint Security • Information Technology
Verified live · 1 day ago 3 months ago

Software Engineer, AI

$125k – $145k per year • Senior • 5+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
C#
Python
C#
.NET
AI/ML
AI Agents
AutoGPT
Claude
CrewAI
LangChain
Prompt Engineering
Transformers
Hugging Face
OpenAI
DevOps
AWS
Azure
GCP
Git
Rest API
CI/CD
Docker
Apply
Open 156 daysVerified live · 1 day ago 6 months ago

Software Engineer, Backend

$125k – $145k per year • Senior • 5+ years exp • Remote (United States) • Full-Time • Senior
C#
C#
ASP.NET Core
WPF
DevOps
Git
AWS
Azure
CI/CD
Docker
GCP
Kubernetes
Apply
Report

Pollfish

pollfish.com
Pollfish is a survey technology company founded in 2013 with its engineering base in Athens. Its platform reaches respondents inside mobile applications rather than through panels. The service is used by market researchers and brands worldwide.
pollfish.com • HQ: Athens, Greece • Gift Cards & Loyalty Programs • Media & Entertainment • Commerce • Est. 2013
HQ: Athens, Greece • Gift Cards & Loyalty Programs • Media & Entertainment • Commerce • Est. 2013
Top 25% pay 3 months ago

Principal Engineer (Scala or Java)

$240k – $275k per year • Lead • 10+ years expNew York • Remote (United States) • Bachelor's Degree • Full-Time • Principal
Java
Scala
DevOps
CI/CD
Kubernetes
Apply
Report

Decrypt

decrypt.co
Decrypt is an independent digital media publisher and editorial platform focused on cryptocurrency, blockchain technology, Web3, artificial intelligence, and emerging decentralized technologies. Launched in 2018 (originally incubated by Consensys) and headquartered in New York City, the publication delivers breaking news, analytical journalism, educational guides, and reviews covering decentralized finance (DeFi), NFTs, layer-1/layer-2 networks, and crypto regulation.
decrypt.co • Data & Analytics • Cryptocurrencies • Blockchain & Crypto • Est. 2018
Data & Analytics • Cryptocurrencies • Blockchain & Crypto • Est. 2018
Verified live · 5 hours ago 3 months ago

Software Engineer

$93k – $174k per year (Estimated) • Junior • 2+ years exp • Remote (United States) • Contractor • Junior
JavaScript
TypeScript
Solidity
Databases
PostgreSQL
AI/ML
Claude
Claude Code
AI Agents
Frontend
Next.js
React.js
Remix
Tailwind CSS
Vite
DevOps
Azure
CI/CD
Cloudflare
Git
Kubernetes
GitHub
Web3
Smart Contracts
Ethereum
Remix
Design
Figma
Apply
Report

Kovo

kovo.com
kovo.com • Financial Services
Financial Services
Top 25% payVerified live · 2 days ago 3 months ago

Backend Engineer - senior hire

$150k – $250k per year • Senior • 5+ years exp • Remote (United States) • Full-Time • Senior
TypeScript
JavaScript
AI/ML
AI Agents
Frontend
Next.js
React.js
DevOps
AWS
Vercel
Apply
Report

Lumos

lumos.com
Lumos rebuilt identity for the agentic era, giving you agents that continuously govern access for every human, NHI, and AI in your business, so you stay safe and move fast.
lumos.com • Artificial Intelligence • Cybersecurity • Identity Management
Artificial Intelligence • Cybersecurity • Identity Management
Verified live · 10 hours ago 3 months ago

Software Engineer, Data Platform

$109k – $198k per year (Estimated) • Middle • 3+ years exp • Remote (United States) • Full-Time • Middle
Go
Python
TypeScript
Databases
MySQL
PostgreSQL
AI/ML
AI Agents
Dagster
OpenAI
DevOps
GitHub
Apply
Report

Spreetail

spreetail.com
Spreetail is a leading e-commerce company that specializes in selling products online. The company has a wide range of products, including home goods, electronics, and toys. Spreetail is committed to providing a great customer experience and offering competitive prices.
spreetail.com • Tacoma • Manila • London • Lincoln • Karachi • Transportation & Logistics • Logistics • Commerce • 51-200 employees • Est. 2006
Tacoma • Manila • London • Lincoln • Karachi • Transportation & Logistics • Logistics • Commerce • 51-200 employees • Est. 2006
Verified live · 1 day ago 3 months ago

Software Engineer III (FC Ops)

$104k – $190k per year (Estimated) • Middle • 5+ years exp • Remote (United States, Georgia) • Full-Time • Middle
C#
Python
SQL
C#
.NET
Databases
PostgreSQL
AI/ML
Claude
Claude Code
Dagster
dbt
DevOps
Amazon EKS
AWS
CI/CD
Kubernetes
Amazon EventBridge
Amazon S3
GitLab
Apply
Report

The Village Crier

villagesql.com
VillageSQL is the innovation platform for MySQL and is a drop-in replacement for MySQL with extensions for the agentic AI era.
villagesql.com • New York • Artificial Intelligence • AI Agents • Database Management
New York • Artificial Intelligence • AI Agents • Database Management
Top 25% payVerified live · 1 day ago 3 months ago

Software Engineer - Database Internals (Remote)

$118k – $250k per year • Middle • 3+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Middle
C++
Python
Rust
Databases
MySQL
DevOps
AWS
Azure
GCP
Git
Apply
Top 25% payVerified live · 1 day ago 3 months ago

Software Engineer - VillageSQL Cloud (Remote)

$118k – $250k per year • Middle • 3+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Middle
C++
Rust
Databases
MySQL
AI/ML
AI Agents
DevOps
Git
Kubernetes
AWS
Azure
GCP
Apply
Report

Astra

astra.com
Astra was founded in October 2016 with the mission of launching a new generation of space services to improve life on Earth.
astra.com • New York • Space Defense • Space & Aerospace • Launch Services • Est. 2016
New York • Space Defense • Space & Aerospace • Launch Services • Est. 2016
Top 25% payVerified live · 1 day ago 3 months ago

Senior Fullstack Engineer

$190k – $230k per year • Senior • 5+ years exp • Remote (United States) • Bachelor's Degree • Full-Time • Senior
Python
TypeScript
JavaScript
SQL
Frontend
React.js
Mobile
Clean Architecture
DevOps
CI/CD
GCP
Git
Rest API
Apply
Report

Murmuration

murmuration.org
Murmuration is an organization that amplifies the power of civic engagement with data, tools, and research specifically designed for community-focused organizations. It believes that these organizations can drive significant change and create healthier, more equitable communities through collective action. Murmuration provides high-quality tech and data that enables these organizations to connect with and mobilize individuals effectively, ensuring that the voices of all community members are heard.
Verified live · 1 hour ago 3 months ago

Senior/Staff Software Engineer

$176k – $293k per year (Estimated) • Staff+ • Remote (United States) • Full-Time • Staff
JavaScript
SQL
Databases
ClickHouse
Google BigQuery
PostgreSQL
Redis
Snowflake
AI/ML
Airflow
Dagster
dbt
Embeddings
LLM
NLP
Time Series Forecasting
OpenAI
DevOps
AWS
Datadog
Docker
Grafana
New Relic
Prometheus
Apply
Report

Injective

injective.com
Injective is a financial blockchain infrastructure developer headquartered in New York City, United States, and founded in 2018. The company develops a layer 1 blockchain protocol optimized for decentralized finance applications, including perpetual swaps, spot trading, and asset tokenization. It operates as an open-source ecosystem serving institutional clients, developers, and global financial markets through its interoperable network and plug-and-play modules.
injective.com • HQ: New York, United States • Financial AI • Artificial Intelligence • Capital Markets • Financial Services • Asset Tokenization • DeFi • Blockchain & Crypto • Blockchain Infrastructure • Est. 2018
HQ: New York, United States • Financial AI • Artificial Intelligence • Capital Markets • Financial Services • Asset Tokenization • DeFi • Blockchain & Crypto • Blockchain Infrastructure • Est. 2018
Verified live · 10 hours ago 3 months ago

Protocol Engineer (Injective Labs)

$71k – $201k per year (Estimated) • Middle • 3+ years exp • Remote (United States) • Full-Time • Middle
Go
Rust
Solidity
Web3
Cosmos
CosmWasm
DeFi
Ethereum
Injective
Layer 2
Smart Contracts
Solana
Tendermint
Apply
Report

Infinity Constellation

infinity.com
Infinity Constellation is a venture studio and holding company headquartered in Melbourne, Australia. The group builds and operates a portfolio of software ventures under its own brands, including applied AI products, rather than investing passively in outside companies. It staffs each venture with dedicated engineering, design, and product teams while sharing finance, infrastructure, and hiring functions across the constellation.
infinity.com • HQ: Melbourne, Australia • LLM & Generative AI • Software • Venture Capital • Financial Services • AI Agents • Artificial Intelligence
HQ: Melbourne, Australia • LLM & Generative AI • Software • Venture Capital • Financial Services • AI Agents • Artificial Intelligence
$140k – $232k per year (Estimated) • Senior • 12+ years exp • Remote (United States) • Full-Time • Senior
Node JS
Python
JavaScript
Python
FastAPI
Databases
Pinecone
PostgreSQL
Supabase
Weaviate
AI/ML
LLM
Prompt Engineering
LLM Guardrails
Structured Outputs
Frontend
GraphQL
Next.js
React.js
Design
Webflow
Management
Jira
n8n
Zapier
Apply
Open 137 days 5 months ago

Staff Software Engineer - Supernal

$169k – $282k per year (Estimated) • Staff+ • 10+ years exp • Remote (United States) • Full-Time • Staff
Python
Python
Celery
Django
Databases
pgvector
PostgreSQL
RabbitMQ
Redis
AI/ML
LLM
RAG
AI Agents
DevOps
CI/CD
Cortex
Datadog
GCP
Google GKE
Helm
KEDA
Kubernetes
OpenTelemetry
OpenTofu
Terraform
Prometheus
Apply
Report

Openrouter

openrouter.com
The unified interface for LLMs. Find the best models & prices for your prompts
openrouter.com • HQ: San Francisco, United States • Information Technology • Artificial Intelligence • LLM & Generative AI
HQ: San Francisco, United States • Information Technology • Artificial Intelligence • LLM & Generative AI
Top 25% payVerified live · 2 days ago 3 months ago

Forward Deployed Engineer

$220k – $260k per year • Middle • 4+ years exp • Remote (United States) • Full-Time • Middle
Python
TypeScript
AI/ML
LLM
OpenRouter
Prompt Engineering
AI Agents
OpenAI
DevOps
Rest API
Apply
Open 129 daysTop 25% pay 5 months ago

Software Engineer, Product

$215k – $285k per year • Middle • 4+ years exp • Remote (United States) • Full-Time • Middle
TypeScript
JavaScript
AI/ML
OpenRouter
Frontend
Next.js
React.js
Apply
Open 129 daysTop 25% pay 5 months ago

Software Engineer, Platform

$215k – $285k per year • Senior • 5+ years exp • Remote (United States) • Full-Time • Senior
TypeScript
Databases
ClickHouse
Google Cloud Spanner
PostgreSQL
AI/ML
LLM
OpenRouter
DevOps
AWS
Azure
CI/CD
Cloudflare
GCP
Vercel
Apply
Report

Barn2Door

barn2door.com
Barn2Door powers local Farms online — your brand, your products, your customers.
barn2door.com • Nashville • Farming & Agriculture • E-commerce Platforms • AgTech • 11-50 employees
Nashville • Farming & Agriculture • E-commerce Platforms • AgTech • 11-50 employees
Verified live · 1 day ago 3 months ago

Sr Software Engineer

$139k – $231k per year (Estimated) • Equity • Senior • 6+ years expNashville • Remote (United States) • Bachelor's Degree • Full-Time • Senior
JavaScript
Node JS
Databases
PostgreSQL
Redis
AI/ML
Claude
Claude Code
Copilot
RAG
Model Context Protocol
Frontend
React.js
Vue.js
DevOps
GitHub
AWS
Terraform
Apply
Report

Joko

hellojoko.com
Joko is a consumer shopping application company headquartered in Paris, France, and founded in 2018. The company operates a mobile app and browser extension that gives shoppers automatic cashback, discount codes, and price tracking when they buy from partner retailers. It earns affiliate commission on the purchases it drives, has expanded from France into the United States, and is backed by European venture investors.
hellojoko.com • HQ: Paris, France • E-commerce Marketing • Sales & Marketing • Software • Personal Finance • Financial Services • Mobile App Development • Commerce • Coupons, Deals & Cashbacks • 51-200 employees • Est. 2018
HQ: Paris, France • E-commerce Marketing • Sales & Marketing • Software • Personal Finance • Financial Services • Mobile App Development • Commerce • Coupons, Deals & Cashbacks • 51-200 employees • Est. 2018
Verified live · 9 hours ago 4 months ago

Software Engineer (senior/staff level)

$89k – $203k per year • Staff+ • 5+ years expParisBarcelona • Remote (United States, France, Italy, Spain) • Full-Time • Staff
Apply
Verified live · 9 hours ago 6 months ago

Growth Software Engineer

$71k – $112k per year • Middle • 3+ years expParisBarcelona • Remote (United States, France, Italy, Spain) • Full-Time • Middle
Apply
Verified live · 9 hours ago 6 months ago

Platform Software Engineer (senior/staff level)

$89k – $203k per year • Staff+ • 5+ years expParisBarcelona • Remote (United States, France, Italy, Spain) • Full-Time • Staff • English: C1
AWS
CI/CD
IAM
Cybersecurity
Least Privilege
Apply
Report

Amplemarket

amplemarket.com
Amplemarket combines buying signal data with artificial intelligence copywriting to run outbound sales campaigns. Founded in 2018 by Portuguese engineers, it covers prospecting, sequencing and deliverability in one system. Its Duo agents research accounts and draft personalised outreach automatically.
amplemarket.com • HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
HQ: San Francisco, United States • Code Intelligence • Branding • Artificial Intelligence • Est. 2018
Open 1465 daysVerified live · 12 hours ago 4 years ago

Senior Backend Software Engineer

Equity • Senior • Remote (LATAM, EMEA, North America) • Cofounder • Senior
Ruby
Ruby
Ruby on Rails
Databases
ElasticSearch
PostgreSQL
Redis
AI/ML
NLP
Apply
Report

Dispel

dispel.io
Dispel is the world's leading provider of Moving Target Defense networks; designed, built, and maintained in the United States. Founded in 2015, the cybersecurity company has offices in Austin, New York, Virginia, and Tokyo. The company's mission ...
dispel.io • IoT Security • Cybersecurity • Network Security • Est. 2015
IoT Security • Cybersecurity • Network Security • Est. 2015
Open 95 daysVerified live · 1 day ago 4 months ago

Senior Backend Engineer

$150k – $169k per year • Senior • 6+ years exp • Remote (United States) • Full-Time • Senior
Go
Python
TypeScript
AI/ML
Claude
Claude Code
Copilot
DevOps
AWS
Azure
GitHub
Apply
Report

Kodex Technologies

kodextech.com
Kodex Technologies is an international IT services, custom software development, and digital transformation agency headquartered in Lahore, Pakistan. Founded as a performance-oriented digital software firm, the enterprise operates on a B2B project-based development, fixed-price contract, hourly IT consulting, and dedicated team/staff augmentation commercial model.
kodextech.com • HQ: Lahore, Pakistan • Design & Creative • Sales & Marketing • Software
HQ: Lahore, Pakistan • Design & Creative • Sales & Marketing • Software
Open 95 daysTop 25% pay 4 months ago

Software Engineer — Integrations

$150k – $180k per year • Middle • 4+ years exp • Remote (United States) • Full-Time • Middle
Go
Node JS
TypeScript
JavaScript
Node JS
Prisma
Databases
PostgreSQL
AI/ML
AI Agents
Frontend
GraphQL
React.js
Material UI
DevOps
AWS
Management
Slack
Apply
Report
Backend Developer Jobs in Waltham
Frequently asked questions
How many Backend Developer jobs in Waltham are available on Alion?
There are currently 9 active listings from 6 hiring companies on Alion, refreshed daily.
What salary do Backend Developer jobs in Waltham pay?
The average salary is around $185,021 per year based on the current listings.
Are remote options available for Backend Developer jobs in Waltham?
Yes, many of these roles offer remote or hybrid work, and you can filter listings by remote, relocation and visa sponsorship.
How do I apply for Backend Developer jobs in Waltham?
Open any listing on Alion and apply directly with the employer through the provided link - no lengthy sign-up required.